/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 02:28:17,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 02:28:17,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 02:28:17,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-11 02:28:17,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 02:28:17,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 02:28:17,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 02:28:17,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 02:28:17,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 02:28:17,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 02:28:17,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 02:28:17,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 02:28:17,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 02:28:17,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 02:28:17,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 02:28:17,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 02:28:17,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 02:28:17,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 02:28:17,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 02:28:17,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 02:28:17,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-03-11 02:28:17,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 02:28:17,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 02:28:17,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 02:28:17,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 02:28:17,554 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 02:28:17,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 02:28:17,555 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 02:28:17,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 02:28:17,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 02:28:17,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 02:28:17,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 02:28:17,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 02:28:17,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 02:28:17,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 02:28:17,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 02:28:17,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 02:28:17,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 02:28:17,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 02:28:17,811 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 02:28:17,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-03-11 02:28:17,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c169d62/43d3d483962f417db367bfd885e46628/FLAG02e01bda4 [2021-03-11 02:28:18,303 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 02:28:18,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i [2021-03-11 02:28:18,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c169d62/43d3d483962f417db367bfd885e46628/FLAG02e01bda4 [2021-03-11 02:28:18,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c169d62/43d3d483962f417db367bfd885e46628 [2021-03-11 02:28:18,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 02:28:18,336 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 02:28:18,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 02:28:18,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 02:28:18,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 02:28:18,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3fd945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18, skipping insertion in model container [2021-03-11 02:28:18,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 02:28:18,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 02:28:18,534 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-03-11 02:28:18,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 02:28:18,723 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 02:28:18,732 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.oepc.i[992,1005] [2021-03-11 02:28:18,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 02:28:18,812 INFO L208 MainTranslator]: Completed translation [2021-03-11 02:28:18,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18 WrapperNode [2021-03-11 02:28:18,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 02:28:18,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 02:28:18,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 02:28:18,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 02:28:18,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 02:28:18,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 02:28:18,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 02:28:18,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 02:28:18,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... [2021-03-11 02:28:18,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 02:28:18,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 02:28:18,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 02:28:18,909 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 02:28:18,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 02:28:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 02:28:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-11 02:28:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 02:28:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 02:28:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-11 02:28:18,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-11 02:28:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-11 02:28:18,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-11 02:28:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 02:28:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-11 02:28:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 02:28:18,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 02:28:18,968 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 02:28:21,829 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 02:28:21,829 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-03-11 02:28:21,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:28:21 BoogieIcfgContainer [2021-03-11 02:28:21,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 02:28:21,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 02:28:21,835 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 02:28:21,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 02:28:21,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 02:28:18" (1/3) ... [2021-03-11 02:28:21,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6e50b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:28:21, skipping insertion in model container [2021-03-11 02:28:21,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 02:28:18" (2/3) ... [2021-03-11 02:28:21,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c6e50b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:28:21, skipping insertion in model container [2021-03-11 02:28:21,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:28:21" (3/3) ... [2021-03-11 02:28:21,838 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.oepc.i [2021-03-11 02:28:21,842 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 02:28:21,845 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-03-11 02:28:21,845 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 02:28:21,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,884 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,884 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,904 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,910 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,910 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,911 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,912 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,913 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,914 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,914 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,914 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,914 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,914 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,915 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,916 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,920 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,922 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,923 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,924 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,925 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,926 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,927 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,942 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 02:28:21,944 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-11 02:28:21,955 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-11 02:28:21,978 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 02:28:21,978 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 02:28:21,978 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 02:28:21,978 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 02:28:21,979 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 02:28:21,979 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 02:28:21,979 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 02:28:21,979 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 02:28:21,987 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 100 transitions, 210 flow [2021-03-11 02:28:22,021 INFO L129 PetriNetUnfolder]: 2/98 cut-off events. [2021-03-11 02:28:22,021 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:28:22,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 98 events. 2/98 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2021-03-11 02:28:22,026 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 100 transitions, 210 flow [2021-03-11 02:28:22,030 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 98 transitions, 202 flow [2021-03-11 02:28:22,044 INFO L129 PetriNetUnfolder]: 0/63 cut-off events. [2021-03-11 02:28:22,044 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:28:22,044 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:22,045 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:22,045 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:22,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:22,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1340727684, now seen corresponding path program 1 times [2021-03-11 02:28:22,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:22,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080735609] [2021-03-11 02:28:22,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:22,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:22,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:22,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080735609] [2021-03-11 02:28:22,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:22,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 02:28:22,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771502482] [2021-03-11 02:28:22,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 02:28:22,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:22,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 02:28:22,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 02:28:22,276 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 100 [2021-03-11 02:28:22,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 98 transitions, 202 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:22,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 100 [2021-03-11 02:28:22,281 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:22,425 INFO L129 PetriNetUnfolder]: 57/418 cut-off events. [2021-03-11 02:28:22,425 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:28:22,428 INFO L84 FinitePrefix]: Finished finitePrefix Result has 531 conditions, 418 events. 57/418 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2292 event pairs, 22 based on Foata normal form. 25/413 useless extension candidates. Maximal degree in co-relation 474. Up to 88 conditions per place. [2021-03-11 02:28:22,431 INFO L132 encePairwiseOnDemand]: 95/100 looper letters, 12 selfloop transitions, 2 changer transitions 0/99 dead transitions. [2021-03-11 02:28:22,431 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 99 transitions, 232 flow [2021-03-11 02:28:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 02:28:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 02:28:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 280 transitions. [2021-03-11 02:28:22,443 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2021-03-11 02:28:22,443 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:22,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,457 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,458 INFO L185 Difference]: Start difference. First operand has 103 places, 98 transitions, 202 flow. Second operand 3 states and 280 transitions. [2021-03-11 02:28:22,459 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 99 transitions, 232 flow [2021-03-11 02:28:22,461 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 99 transitions, 230 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 02:28:22,464 INFO L241 Difference]: Finished difference. Result has 101 places, 94 transitions, 196 flow [2021-03-11 02:28:22,465 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=196, PETRI_PLACES=101, PETRI_TRANSITIONS=94} [2021-03-11 02:28:22,465 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, -2 predicate places. [2021-03-11 02:28:22,465 INFO L480 AbstractCegarLoop]: Abstraction has has 101 places, 94 transitions, 196 flow [2021-03-11 02:28:22,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,466 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:22,466 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:22,466 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 02:28:22,466 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:22,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:22,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1387112582, now seen corresponding path program 1 times [2021-03-11 02:28:22,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:22,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762638654] [2021-03-11 02:28:22,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:22,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:22,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:22,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762638654] [2021-03-11 02:28:22,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:22,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 02:28:22,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294173071] [2021-03-11 02:28:22,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 02:28:22,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:22,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 02:28:22,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 02:28:22,553 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 100 [2021-03-11 02:28:22,553 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 94 transitions, 196 flow. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,553 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:22,553 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 100 [2021-03-11 02:28:22,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:22,578 INFO L129 PetriNetUnfolder]: 3/117 cut-off events. [2021-03-11 02:28:22,579 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:28:22,579 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 117 events. 3/117 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 149 event pairs, 2 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 80. Up to 10 conditions per place. [2021-03-11 02:28:22,579 INFO L132 encePairwiseOnDemand]: 97/100 looper letters, 4 selfloop transitions, 2 changer transitions 1/94 dead transitions. [2021-03-11 02:28:22,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 94 transitions, 208 flow [2021-03-11 02:28:22,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 02:28:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 02:28:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 280 transitions. [2021-03-11 02:28:22,580 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2021-03-11 02:28:22,581 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:22,581 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 280 transitions. [2021-03-11 02:28:22,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,582 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 100.0) internal successors, (400), 4 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,582 INFO L185 Difference]: Start difference. First operand has 101 places, 94 transitions, 196 flow. Second operand 3 states and 280 transitions. [2021-03-11 02:28:22,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 94 transitions, 208 flow [2021-03-11 02:28:22,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 94 transitions, 204 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 02:28:22,584 INFO L241 Difference]: Finished difference. Result has 100 places, 92 transitions, 192 flow [2021-03-11 02:28:22,585 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=192, PETRI_PLACES=100, PETRI_TRANSITIONS=92} [2021-03-11 02:28:22,585 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, -3 predicate places. [2021-03-11 02:28:22,585 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 92 transitions, 192 flow [2021-03-11 02:28:22,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,585 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:22,585 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:22,585 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 02:28:22,586 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:22,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:22,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1630695820, now seen corresponding path program 1 times [2021-03-11 02:28:22,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:22,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624429016] [2021-03-11 02:28:22,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:22,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:22,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:22,680 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:22,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:22,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:22,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:22,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:22,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:22,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624429016] [2021-03-11 02:28:22,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:22,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 02:28:22,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190830971] [2021-03-11 02:28:22,708 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 02:28:22,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:22,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 02:28:22,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-11 02:28:22,709 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 100 [2021-03-11 02:28:22,709 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 92 transitions, 192 flow. Second operand has 6 states, 6 states have (on average 89.16666666666667) internal successors, (535), 6 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:22,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 100 [2021-03-11 02:28:22,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:22,820 INFO L129 PetriNetUnfolder]: 4/125 cut-off events. [2021-03-11 02:28:22,820 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-11 02:28:22,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 157 conditions, 125 events. 4/125 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 184 event pairs, 0 based on Foata normal form. 0/124 useless extension candidates. Maximal degree in co-relation 99. Up to 8 conditions per place. [2021-03-11 02:28:22,821 INFO L132 encePairwiseOnDemand]: 94/100 looper letters, 6 selfloop transitions, 2 changer transitions 20/104 dead transitions. [2021-03-11 02:28:22,821 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 104 transitions, 258 flow [2021-03-11 02:28:22,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 02:28:22,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 02:28:22,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 815 transitions. [2021-03-11 02:28:22,823 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9055555555555556 [2021-03-11 02:28:22,823 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 815 transitions. [2021-03-11 02:28:22,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 815 transitions. [2021-03-11 02:28:22,823 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:22,823 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 815 transitions. [2021-03-11 02:28:22,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 90.55555555555556) internal successors, (815), 9 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,873 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,873 INFO L185 Difference]: Start difference. First operand has 100 places, 92 transitions, 192 flow. Second operand 9 states and 815 transitions. [2021-03-11 02:28:22,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 104 transitions, 258 flow [2021-03-11 02:28:22,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 104 transitions, 254 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-11 02:28:22,875 INFO L241 Difference]: Finished difference. Result has 112 places, 84 transitions, 192 flow [2021-03-11 02:28:22,876 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=192, PETRI_PLACES=112, PETRI_TRANSITIONS=84} [2021-03-11 02:28:22,876 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 9 predicate places. [2021-03-11 02:28:22,876 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 84 transitions, 192 flow [2021-03-11 02:28:22,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 89.16666666666667) internal successors, (535), 6 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:22,876 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:22,876 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:22,876 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 02:28:22,876 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:22,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:22,877 INFO L82 PathProgramCache]: Analyzing trace with hash -151322057, now seen corresponding path program 1 times [2021-03-11 02:28:22,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:22,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260668955] [2021-03-11 02:28:22,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:23,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:23,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:23,032 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:23,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:23,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:23,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:23,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:23,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260668955] [2021-03-11 02:28:23,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:23,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-11 02:28:23,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226530110] [2021-03-11 02:28:23,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 02:28:23,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:23,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 02:28:23,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-11 02:28:23,063 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 100 [2021-03-11 02:28:23,063 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 84 transitions, 192 flow. Second operand has 6 states, 6 states have (on average 89.16666666666667) internal successors, (535), 6 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,064 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:23,064 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 100 [2021-03-11 02:28:23,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:23,161 INFO L129 PetriNetUnfolder]: 3/107 cut-off events. [2021-03-11 02:28:23,161 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-11 02:28:23,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 107 events. 3/107 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 127 event pairs, 0 based on Foata normal form. 2/109 useless extension candidates. Maximal degree in co-relation 144. Up to 7 conditions per place. [2021-03-11 02:28:23,161 INFO L132 encePairwiseOnDemand]: 94/100 looper letters, 6 selfloop transitions, 2 changer transitions 10/94 dead transitions. [2021-03-11 02:28:23,161 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 94 transitions, 266 flow [2021-03-11 02:28:23,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 02:28:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 02:28:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 812 transitions. [2021-03-11 02:28:23,164 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9022222222222223 [2021-03-11 02:28:23,164 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 812 transitions. [2021-03-11 02:28:23,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 812 transitions. [2021-03-11 02:28:23,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:23,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 812 transitions. [2021-03-11 02:28:23,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 90.22222222222223) internal successors, (812), 9 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,166 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,167 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,167 INFO L185 Difference]: Start difference. First operand has 112 places, 84 transitions, 192 flow. Second operand 9 states and 812 transitions. [2021-03-11 02:28:23,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 94 transitions, 266 flow [2021-03-11 02:28:23,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 94 transitions, 234 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-03-11 02:28:23,170 INFO L241 Difference]: Finished difference. Result has 105 places, 84 transitions, 196 flow [2021-03-11 02:28:23,171 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=196, PETRI_PLACES=105, PETRI_TRANSITIONS=84} [2021-03-11 02:28:23,171 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 2 predicate places. [2021-03-11 02:28:23,171 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 84 transitions, 196 flow [2021-03-11 02:28:23,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 89.16666666666667) internal successors, (535), 6 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,171 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:23,171 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:23,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 02:28:23,171 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:23,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:23,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1314988815, now seen corresponding path program 1 times [2021-03-11 02:28:23,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:23,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940397545] [2021-03-11 02:28:23,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:23,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:23,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:23,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:23,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 02:28:23,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 02:28:23,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 02:28:23,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 02:28:23,451 INFO L142 QuantifierPusher]: treesize reduction 26, result has 69.8 percent of original size [2021-03-11 02:28:23,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-11 02:28:23,460 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:23,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:23,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:23,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:23,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:23,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:23,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940397545] [2021-03-11 02:28:23,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:23,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-11 02:28:23,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106628] [2021-03-11 02:28:23,492 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-11 02:28:23,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:23,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-11 02:28:23,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-11 02:28:23,493 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:23,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 84 transitions, 196 flow. Second operand has 11 states, 11 states have (on average 75.63636363636364) internal successors, (832), 11 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:23,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:23,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:23,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:24,115 INFO L129 PetriNetUnfolder]: 176/517 cut-off events. [2021-03-11 02:28:24,115 INFO L130 PetriNetUnfolder]: For 125/125 co-relation queries the response was YES. [2021-03-11 02:28:24,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1060 conditions, 517 events. 176/517 cut-off events. For 125/125 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2643 event pairs, 27 based on Foata normal form. 16/519 useless extension candidates. Maximal degree in co-relation 1005. Up to 146 conditions per place. [2021-03-11 02:28:24,117 INFO L132 encePairwiseOnDemand]: 89/100 looper letters, 27 selfloop transitions, 9 changer transitions 35/134 dead transitions. [2021-03-11 02:28:24,117 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 134 transitions, 476 flow [2021-03-11 02:28:24,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-11 02:28:24,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-11 02:28:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1258 transitions. [2021-03-11 02:28:24,122 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.78625 [2021-03-11 02:28:24,122 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1258 transitions. [2021-03-11 02:28:24,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1258 transitions. [2021-03-11 02:28:24,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:24,123 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1258 transitions. [2021-03-11 02:28:24,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 78.625) internal successors, (1258), 16 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:24,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 100.0) internal successors, (1700), 17 states have internal predecessors, (1700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:24,128 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 100.0) internal successors, (1700), 17 states have internal predecessors, (1700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:24,128 INFO L185 Difference]: Start difference. First operand has 105 places, 84 transitions, 196 flow. Second operand 16 states and 1258 transitions. [2021-03-11 02:28:24,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 134 transitions, 476 flow [2021-03-11 02:28:24,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 134 transitions, 432 flow, removed 18 selfloop flow, removed 8 redundant places. [2021-03-11 02:28:24,135 INFO L241 Difference]: Finished difference. Result has 118 places, 90 transitions, 254 flow [2021-03-11 02:28:24,135 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=180, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=254, PETRI_PLACES=118, PETRI_TRANSITIONS=90} [2021-03-11 02:28:24,135 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 15 predicate places. [2021-03-11 02:28:24,135 INFO L480 AbstractCegarLoop]: Abstraction has has 118 places, 90 transitions, 254 flow [2021-03-11 02:28:24,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 75.63636363636364) internal successors, (832), 11 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:24,136 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:24,136 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:24,136 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 02:28:24,136 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:24,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:24,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1082778553, now seen corresponding path program 2 times [2021-03-11 02:28:24,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:24,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285303552] [2021-03-11 02:28:24,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:24,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:24,323 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-11 02:28:24,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:24,326 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 02:28:24,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:24,330 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-11 02:28:24,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:24,338 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 02:28:24,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:24,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 02:28:24,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 02:28:24,371 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.4 percent of original size [2021-03-11 02:28:24,374 INFO L147 QuantifierPusher]: treesize reduction 9, result has 80.9 percent of original size 38 [2021-03-11 02:28:24,398 INFO L142 QuantifierPusher]: treesize reduction 17, result has 74.6 percent of original size [2021-03-11 02:28:24,402 INFO L147 QuantifierPusher]: treesize reduction 9, result has 82.0 percent of original size 41 [2021-03-11 02:28:24,427 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.1 percent of original size [2021-03-11 02:28:24,428 INFO L147 QuantifierPusher]: treesize reduction 9, result has 79.5 percent of original size 35 [2021-03-11 02:28:24,449 INFO L142 QuantifierPusher]: treesize reduction 17, result has 74.2 percent of original size [2021-03-11 02:28:24,450 INFO L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-03-11 02:28:24,479 INFO L142 QuantifierPusher]: treesize reduction 17, result has 77.0 percent of original size [2021-03-11 02:28:24,482 INFO L147 QuantifierPusher]: treesize reduction 9, result has 84.2 percent of original size 48 [2021-03-11 02:28:24,512 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:24,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:24,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:24,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:24,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:24,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:24,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:24,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285303552] [2021-03-11 02:28:24,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:24,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-03-11 02:28:24,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188737234] [2021-03-11 02:28:24,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-11 02:28:24,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:24,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-11 02:28:24,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-03-11 02:28:24,556 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 100 [2021-03-11 02:28:24,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 90 transitions, 254 flow. Second operand has 16 states, 16 states have (on average 71.25) internal successors, (1140), 16 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:24,557 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:24,557 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 100 [2021-03-11 02:28:24,557 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:25,396 INFO L129 PetriNetUnfolder]: 386/1028 cut-off events. [2021-03-11 02:28:25,396 INFO L130 PetriNetUnfolder]: For 790/816 co-relation queries the response was YES. [2021-03-11 02:28:25,399 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2335 conditions, 1028 events. 386/1028 cut-off events. For 790/816 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 6651 event pairs, 20 based on Foata normal form. 14/1035 useless extension candidates. Maximal degree in co-relation 2255. Up to 269 conditions per place. [2021-03-11 02:28:25,403 INFO L132 encePairwiseOnDemand]: 84/100 looper letters, 53 selfloop transitions, 27 changer transitions 42/181 dead transitions. [2021-03-11 02:28:25,403 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 181 transitions, 840 flow [2021-03-11 02:28:25,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-11 02:28:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-11 02:28:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1512 transitions. [2021-03-11 02:28:25,406 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.756 [2021-03-11 02:28:25,406 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1512 transitions. [2021-03-11 02:28:25,406 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1512 transitions. [2021-03-11 02:28:25,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:25,407 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1512 transitions. [2021-03-11 02:28:25,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 75.6) internal successors, (1512), 20 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:25,412 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 100.0) internal successors, (2100), 21 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:25,413 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 100.0) internal successors, (2100), 21 states have internal predecessors, (2100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:25,413 INFO L185 Difference]: Start difference. First operand has 118 places, 90 transitions, 254 flow. Second operand 20 states and 1512 transitions. [2021-03-11 02:28:25,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 181 transitions, 840 flow [2021-03-11 02:28:25,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 181 transitions, 770 flow, removed 30 selfloop flow, removed 12 redundant places. [2021-03-11 02:28:25,420 INFO L241 Difference]: Finished difference. Result has 126 places, 112 transitions, 422 flow [2021-03-11 02:28:25,420 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=422, PETRI_PLACES=126, PETRI_TRANSITIONS=112} [2021-03-11 02:28:25,420 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 23 predicate places. [2021-03-11 02:28:25,420 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 112 transitions, 422 flow [2021-03-11 02:28:25,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 71.25) internal successors, (1140), 16 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:25,421 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:25,421 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:25,421 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 02:28:25,421 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:25,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:25,421 INFO L82 PathProgramCache]: Analyzing trace with hash -572228875, now seen corresponding path program 3 times [2021-03-11 02:28:25,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:25,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058111224] [2021-03-11 02:28:25,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:25,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:25,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:25,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:25,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:25,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:25,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 02:28:25,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:25,615 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-03-11 02:28:25,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-11 02:28:25,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:25,646 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-03-11 02:28:25,647 INFO L147 QuantifierPusher]: treesize reduction 9, result has 79.1 percent of original size 34 [2021-03-11 02:28:25,670 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-03-11 02:28:25,671 INFO L147 QuantifierPusher]: treesize reduction 9, result has 79.1 percent of original size 34 [2021-03-11 02:28:25,690 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:25,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:25,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:25,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:25,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:25,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:25,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058111224] [2021-03-11 02:28:25,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:25,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-03-11 02:28:25,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032346051] [2021-03-11 02:28:25,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-11 02:28:25,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:25,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-11 02:28:25,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-03-11 02:28:25,730 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:25,730 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 112 transitions, 422 flow. Second operand has 15 states, 15 states have (on average 75.2) internal successors, (1128), 15 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:25,730 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:25,730 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:25,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:26,217 INFO L129 PetriNetUnfolder]: 186/600 cut-off events. [2021-03-11 02:28:26,218 INFO L130 PetriNetUnfolder]: For 888/1059 co-relation queries the response was YES. [2021-03-11 02:28:26,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1676 conditions, 600 events. 186/600 cut-off events. For 888/1059 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 3651 event pairs, 18 based on Foata normal form. 35/620 useless extension candidates. Maximal degree in co-relation 1598. Up to 235 conditions per place. [2021-03-11 02:28:26,220 INFO L132 encePairwiseOnDemand]: 85/100 looper letters, 36 selfloop transitions, 19 changer transitions 22/146 dead transitions. [2021-03-11 02:28:26,220 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 146 transitions, 754 flow [2021-03-11 02:28:26,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-11 02:28:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-11 02:28:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1167 transitions. [2021-03-11 02:28:26,223 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.778 [2021-03-11 02:28:26,223 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1167 transitions. [2021-03-11 02:28:26,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1167 transitions. [2021-03-11 02:28:26,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:26,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1167 transitions. [2021-03-11 02:28:26,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 77.8) internal successors, (1167), 15 states have internal predecessors, (1167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:26,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 100.0) internal successors, (1600), 16 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:26,227 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 100.0) internal successors, (1600), 16 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:26,228 INFO L185 Difference]: Start difference. First operand has 126 places, 112 transitions, 422 flow. Second operand 15 states and 1167 transitions. [2021-03-11 02:28:26,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 146 transitions, 754 flow [2021-03-11 02:28:26,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 146 transitions, 730 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-03-11 02:28:26,232 INFO L241 Difference]: Finished difference. Result has 135 places, 119 transitions, 536 flow [2021-03-11 02:28:26,232 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=536, PETRI_PLACES=135, PETRI_TRANSITIONS=119} [2021-03-11 02:28:26,232 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 32 predicate places. [2021-03-11 02:28:26,232 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 119 transitions, 536 flow [2021-03-11 02:28:26,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 75.2) internal successors, (1128), 15 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:26,233 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:26,233 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:26,233 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 02:28:26,233 INFO L428 AbstractCegarLoop]: === Iteration 8 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:26,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:26,233 INFO L82 PathProgramCache]: Analyzing trace with hash 844101213, now seen corresponding path program 1 times [2021-03-11 02:28:26,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:26,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924547674] [2021-03-11 02:28:26,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:26,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:26,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:26,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:26,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:26,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:26,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 02:28:26,404 INFO L142 QuantifierPusher]: treesize reduction 49, result has 63.7 percent of original size [2021-03-11 02:28:26,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-03-11 02:28:26,418 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-03-11 02:28:26,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-11 02:28:26,444 INFO L142 QuantifierPusher]: treesize reduction 24, result has 74.2 percent of original size [2021-03-11 02:28:26,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-11 02:28:26,476 INFO L142 QuantifierPusher]: treesize reduction 169, result has 43.9 percent of original size [2021-03-11 02:28:26,478 INFO L147 QuantifierPusher]: treesize reduction 9, result has 93.2 percent of original size 123 [2021-03-11 02:28:26,524 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-03-11 02:28:26,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-11 02:28:26,547 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:26,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:26,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:26,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:26,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:26,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:26,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924547674] [2021-03-11 02:28:26,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:26,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-11 02:28:26,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368403800] [2021-03-11 02:28:26,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-11 02:28:26,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:26,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-11 02:28:26,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-03-11 02:28:26,592 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:26,594 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 119 transitions, 536 flow. Second operand has 14 states, 14 states have (on average 75.35714285714286) internal successors, (1055), 14 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:26,595 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:26,595 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:26,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:27,076 INFO L129 PetriNetUnfolder]: 174/592 cut-off events. [2021-03-11 02:28:27,076 INFO L130 PetriNetUnfolder]: For 1932/2130 co-relation queries the response was YES. [2021-03-11 02:28:27,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2011 conditions, 592 events. 174/592 cut-off events. For 1932/2130 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 3740 event pairs, 20 based on Foata normal form. 33/610 useless extension candidates. Maximal degree in co-relation 1920. Up to 242 conditions per place. [2021-03-11 02:28:27,080 INFO L132 encePairwiseOnDemand]: 88/100 looper letters, 44 selfloop transitions, 23 changer transitions 13/149 dead transitions. [2021-03-11 02:28:27,080 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 149 transitions, 959 flow [2021-03-11 02:28:27,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-11 02:28:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-11 02:28:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1087 transitions. [2021-03-11 02:28:27,092 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7764285714285715 [2021-03-11 02:28:27,092 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1087 transitions. [2021-03-11 02:28:27,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1087 transitions. [2021-03-11 02:28:27,093 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:27,093 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1087 transitions. [2021-03-11 02:28:27,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 77.64285714285714) internal successors, (1087), 14 states have internal predecessors, (1087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 100.0) internal successors, (1500), 15 states have internal predecessors, (1500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,096 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 100.0) internal successors, (1500), 15 states have internal predecessors, (1500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,096 INFO L185 Difference]: Start difference. First operand has 135 places, 119 transitions, 536 flow. Second operand 14 states and 1087 transitions. [2021-03-11 02:28:27,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 149 transitions, 959 flow [2021-03-11 02:28:27,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 149 transitions, 911 flow, removed 13 selfloop flow, removed 8 redundant places. [2021-03-11 02:28:27,102 INFO L241 Difference]: Finished difference. Result has 141 places, 126 transitions, 667 flow [2021-03-11 02:28:27,102 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=667, PETRI_PLACES=141, PETRI_TRANSITIONS=126} [2021-03-11 02:28:27,102 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 38 predicate places. [2021-03-11 02:28:27,102 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 126 transitions, 667 flow [2021-03-11 02:28:27,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 75.35714285714286) internal successors, (1055), 14 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,103 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:27,103 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:27,103 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 02:28:27,103 INFO L428 AbstractCegarLoop]: === Iteration 9 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:27,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:27,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1901458749, now seen corresponding path program 1 times [2021-03-11 02:28:27,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:27,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354258106] [2021-03-11 02:28:27,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:27,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:27,206 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-11 02:28:27,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:27,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:27,212 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-03-11 02:28:27,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-11 02:28:27,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:28:27,225 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:27,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:27,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:27,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:27,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:27,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354258106] [2021-03-11 02:28:27,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:27,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-11 02:28:27,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921396599] [2021-03-11 02:28:27,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 02:28:27,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:27,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 02:28:27,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-03-11 02:28:27,255 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:27,255 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 126 transitions, 667 flow. Second operand has 8 states, 8 states have (on average 76.125) internal successors, (609), 8 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,255 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:27,255 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:27,255 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:27,655 INFO L129 PetriNetUnfolder]: 456/1284 cut-off events. [2021-03-11 02:28:27,656 INFO L130 PetriNetUnfolder]: For 4961/5119 co-relation queries the response was YES. [2021-03-11 02:28:27,661 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4439 conditions, 1284 events. 456/1284 cut-off events. For 4961/5119 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 9409 event pairs, 47 based on Foata normal form. 70/1335 useless extension candidates. Maximal degree in co-relation 4346. Up to 239 conditions per place. [2021-03-11 02:28:27,664 INFO L132 encePairwiseOnDemand]: 87/100 looper letters, 60 selfloop transitions, 18 changer transitions 71/213 dead transitions. [2021-03-11 02:28:27,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 213 transitions, 1603 flow [2021-03-11 02:28:27,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 02:28:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 02:28:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1058 transitions. [2021-03-11 02:28:27,667 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8138461538461539 [2021-03-11 02:28:27,667 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1058 transitions. [2021-03-11 02:28:27,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1058 transitions. [2021-03-11 02:28:27,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:27,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1058 transitions. [2021-03-11 02:28:27,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 81.38461538461539) internal successors, (1058), 13 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,671 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 100.0) internal successors, (1400), 14 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,671 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 100.0) internal successors, (1400), 14 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,672 INFO L185 Difference]: Start difference. First operand has 141 places, 126 transitions, 667 flow. Second operand 13 states and 1058 transitions. [2021-03-11 02:28:27,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 213 transitions, 1603 flow [2021-03-11 02:28:27,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 213 transitions, 1516 flow, removed 29 selfloop flow, removed 11 redundant places. [2021-03-11 02:28:27,683 INFO L241 Difference]: Finished difference. Result has 146 places, 124 transitions, 666 flow [2021-03-11 02:28:27,683 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=666, PETRI_PLACES=146, PETRI_TRANSITIONS=124} [2021-03-11 02:28:27,683 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 43 predicate places. [2021-03-11 02:28:27,683 INFO L480 AbstractCegarLoop]: Abstraction has has 146 places, 124 transitions, 666 flow [2021-03-11 02:28:27,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 76.125) internal successors, (609), 8 states have internal predecessors, (609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,684 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:27,684 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:27,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-11 02:28:27,684 INFO L428 AbstractCegarLoop]: === Iteration 10 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:27,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:27,684 INFO L82 PathProgramCache]: Analyzing trace with hash 2099941125, now seen corresponding path program 2 times [2021-03-11 02:28:27,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:27,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886387466] [2021-03-11 02:28:27,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:27,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:27,757 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-03-11 02:28:27,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:27,762 INFO L142 QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size [2021-03-11 02:28:27,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 02:28:27,765 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-03-11 02:28:27,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-11 02:28:27,777 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:27,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:27,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:27,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:27,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:27,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:27,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886387466] [2021-03-11 02:28:27,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:27,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-11 02:28:27,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958421201] [2021-03-11 02:28:27,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 02:28:27,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:27,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 02:28:27,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-11 02:28:27,809 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 100 [2021-03-11 02:28:27,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 124 transitions, 666 flow. Second operand has 7 states, 7 states have (on average 78.42857142857143) internal successors, (549), 7 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:27,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:27,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 100 [2021-03-11 02:28:27,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:28,161 INFO L129 PetriNetUnfolder]: 151/563 cut-off events. [2021-03-11 02:28:28,162 INFO L130 PetriNetUnfolder]: For 2769/3092 co-relation queries the response was YES. [2021-03-11 02:28:28,163 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2140 conditions, 563 events. 151/563 cut-off events. For 2769/3092 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 3407 event pairs, 10 based on Foata normal form. 26/577 useless extension candidates. Maximal degree in co-relation 2058. Up to 192 conditions per place. [2021-03-11 02:28:28,165 INFO L132 encePairwiseOnDemand]: 89/100 looper letters, 45 selfloop transitions, 24 changer transitions 19/158 dead transitions. [2021-03-11 02:28:28,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 158 transitions, 1098 flow [2021-03-11 02:28:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 02:28:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 02:28:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 815 transitions. [2021-03-11 02:28:28,166 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.815 [2021-03-11 02:28:28,166 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 815 transitions. [2021-03-11 02:28:28,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 815 transitions. [2021-03-11 02:28:28,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:28,167 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 815 transitions. [2021-03-11 02:28:28,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 81.5) internal successors, (815), 10 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:28,169 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 100.0) internal successors, (1100), 11 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:28,169 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 100.0) internal successors, (1100), 11 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:28,169 INFO L185 Difference]: Start difference. First operand has 146 places, 124 transitions, 666 flow. Second operand 10 states and 815 transitions. [2021-03-11 02:28:28,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 158 transitions, 1098 flow [2021-03-11 02:28:28,174 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 158 transitions, 1043 flow, removed 24 selfloop flow, removed 9 redundant places. [2021-03-11 02:28:28,176 INFO L241 Difference]: Finished difference. Result has 143 places, 131 transitions, 792 flow [2021-03-11 02:28:28,177 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=643, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=792, PETRI_PLACES=143, PETRI_TRANSITIONS=131} [2021-03-11 02:28:28,177 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 40 predicate places. [2021-03-11 02:28:28,177 INFO L480 AbstractCegarLoop]: Abstraction has has 143 places, 131 transitions, 792 flow [2021-03-11 02:28:28,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 78.42857142857143) internal successors, (549), 7 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:28,177 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:28,177 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:28,178 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 02:28:28,178 INFO L428 AbstractCegarLoop]: === Iteration 11 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:28,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:28,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1927239561, now seen corresponding path program 2 times [2021-03-11 02:28:28,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:28,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761414035] [2021-03-11 02:28:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:28,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:28,278 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-11 02:28:28,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:28,280 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 02:28:28,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:28,285 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-11 02:28:28,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:28,291 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 02:28:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:28,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 02:28:28,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-11 02:28:28,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 02:28:28,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 02:28:28,347 INFO L142 QuantifierPusher]: treesize reduction 27, result has 75.0 percent of original size [2021-03-11 02:28:28,348 INFO L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-03-11 02:28:28,386 INFO L142 QuantifierPusher]: treesize reduction 18, result has 69.5 percent of original size [2021-03-11 02:28:28,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-11 02:28:28,416 INFO L142 QuantifierPusher]: treesize reduction 18, result has 67.9 percent of original size [2021-03-11 02:28:28,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-11 02:28:28,441 INFO L142 QuantifierPusher]: treesize reduction 35, result has 66.0 percent of original size [2021-03-11 02:28:28,444 INFO L147 QuantifierPusher]: treesize reduction 9, result has 86.8 percent of original size 59 [2021-03-11 02:28:28,478 INFO L142 QuantifierPusher]: treesize reduction 39, result has 67.5 percent of original size [2021-03-11 02:28:28,481 INFO L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-03-11 02:28:28,516 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.4 percent of original size [2021-03-11 02:28:28,518 INFO L147 QuantifierPusher]: treesize reduction 9, result has 80.9 percent of original size 38 [2021-03-11 02:28:28,544 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:28,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:28,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:28,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:28,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:28,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:28,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:28,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761414035] [2021-03-11 02:28:28,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:28,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-03-11 02:28:28,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209475896] [2021-03-11 02:28:28,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-11 02:28:28,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:28,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-11 02:28:28,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-03-11 02:28:28,589 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 67 out of 100 [2021-03-11 02:28:28,590 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 131 transitions, 792 flow. Second operand has 19 states, 19 states have (on average 68.26315789473684) internal successors, (1297), 19 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:28,590 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:28,590 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 67 of 100 [2021-03-11 02:28:28,590 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:29,544 INFO L129 PetriNetUnfolder]: 280/816 cut-off events. [2021-03-11 02:28:29,544 INFO L130 PetriNetUnfolder]: For 6134/6263 co-relation queries the response was YES. [2021-03-11 02:28:29,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3545 conditions, 816 events. 280/816 cut-off events. For 6134/6263 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 4987 event pairs, 10 based on Foata normal form. 45/857 useless extension candidates. Maximal degree in co-relation 3445. Up to 223 conditions per place. [2021-03-11 02:28:29,550 INFO L132 encePairwiseOnDemand]: 82/100 looper letters, 79 selfloop transitions, 36 changer transitions 48/219 dead transitions. [2021-03-11 02:28:29,550 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 219 transitions, 2054 flow [2021-03-11 02:28:29,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-11 02:28:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-11 02:28:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 1856 transitions. [2021-03-11 02:28:29,553 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7138461538461538 [2021-03-11 02:28:29,553 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 1856 transitions. [2021-03-11 02:28:29,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 1856 transitions. [2021-03-11 02:28:29,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:29,553 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 1856 transitions. [2021-03-11 02:28:29,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 71.38461538461539) internal successors, (1856), 26 states have internal predecessors, (1856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:29,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 100.0) internal successors, (2700), 27 states have internal predecessors, (2700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:29,562 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 100.0) internal successors, (2700), 27 states have internal predecessors, (2700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:29,562 INFO L185 Difference]: Start difference. First operand has 143 places, 131 transitions, 792 flow. Second operand 26 states and 1856 transitions. [2021-03-11 02:28:29,562 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 219 transitions, 2054 flow [2021-03-11 02:28:29,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 219 transitions, 1959 flow, removed 17 selfloop flow, removed 5 redundant places. [2021-03-11 02:28:29,576 INFO L241 Difference]: Finished difference. Result has 172 places, 144 transitions, 1073 flow [2021-03-11 02:28:29,577 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=1073, PETRI_PLACES=172, PETRI_TRANSITIONS=144} [2021-03-11 02:28:29,577 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 69 predicate places. [2021-03-11 02:28:29,577 INFO L480 AbstractCegarLoop]: Abstraction has has 172 places, 144 transitions, 1073 flow [2021-03-11 02:28:29,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 68.26315789473684) internal successors, (1297), 19 states have internal predecessors, (1297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:29,577 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:29,577 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:29,577 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-11 02:28:29,578 INFO L428 AbstractCegarLoop]: === Iteration 12 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:29,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:29,578 INFO L82 PathProgramCache]: Analyzing trace with hash -605002057, now seen corresponding path program 3 times [2021-03-11 02:28:29,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:29,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559024267] [2021-03-11 02:28:29,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:29,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:29,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:29,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:29,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:29,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:29,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 02:28:29,714 INFO L142 QuantifierPusher]: treesize reduction 37, result has 50.0 percent of original size [2021-03-11 02:28:29,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-11 02:28:29,734 INFO L142 QuantifierPusher]: treesize reduction 54, result has 57.5 percent of original size [2021-03-11 02:28:29,736 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.7 percent of original size 64 [2021-03-11 02:28:29,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:29,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 02:28:29,790 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.1 percent of original size [2021-03-11 02:28:29,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-11 02:28:29,815 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:29,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:29,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:29,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:29,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:29,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:29,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559024267] [2021-03-11 02:28:29,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:29,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-03-11 02:28:29,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085163580] [2021-03-11 02:28:29,853 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-11 02:28:29,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:29,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-11 02:28:29,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-03-11 02:28:29,856 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:29,856 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 144 transitions, 1073 flow. Second operand has 15 states, 15 states have (on average 75.26666666666667) internal successors, (1129), 15 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:29,857 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:29,857 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:29,857 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:30,350 INFO L129 PetriNetUnfolder]: 156/581 cut-off events. [2021-03-11 02:28:30,350 INFO L130 PetriNetUnfolder]: For 5248/5628 co-relation queries the response was YES. [2021-03-11 02:28:30,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2771 conditions, 581 events. 156/581 cut-off events. For 5248/5628 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 3555 event pairs, 9 based on Foata normal form. 48/618 useless extension candidates. Maximal degree in co-relation 2656. Up to 164 conditions per place. [2021-03-11 02:28:30,354 INFO L132 encePairwiseOnDemand]: 85/100 looper letters, 59 selfloop transitions, 47 changer transitions 0/176 dead transitions. [2021-03-11 02:28:30,354 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 176 transitions, 1707 flow [2021-03-11 02:28:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-11 02:28:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-11 02:28:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1169 transitions. [2021-03-11 02:28:30,356 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7793333333333333 [2021-03-11 02:28:30,356 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1169 transitions. [2021-03-11 02:28:30,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1169 transitions. [2021-03-11 02:28:30,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:30,356 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1169 transitions. [2021-03-11 02:28:30,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 77.93333333333334) internal successors, (1169), 15 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:30,359 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 100.0) internal successors, (1600), 16 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:30,359 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 100.0) internal successors, (1600), 16 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:30,359 INFO L185 Difference]: Start difference. First operand has 172 places, 144 transitions, 1073 flow. Second operand 15 states and 1169 transitions. [2021-03-11 02:28:30,359 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 176 transitions, 1707 flow [2021-03-11 02:28:30,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 176 transitions, 1552 flow, removed 61 selfloop flow, removed 21 redundant places. [2021-03-11 02:28:30,371 INFO L241 Difference]: Finished difference. Result has 159 places, 162 transitions, 1374 flow [2021-03-11 02:28:30,371 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=954, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=1374, PETRI_PLACES=159, PETRI_TRANSITIONS=162} [2021-03-11 02:28:30,371 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 56 predicate places. [2021-03-11 02:28:30,371 INFO L480 AbstractCegarLoop]: Abstraction has has 159 places, 162 transitions, 1374 flow [2021-03-11 02:28:30,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 75.26666666666667) internal successors, (1129), 15 states have internal predecessors, (1129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:30,371 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:30,371 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:30,371 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-11 02:28:30,372 INFO L428 AbstractCegarLoop]: === Iteration 13 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:30,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:30,372 INFO L82 PathProgramCache]: Analyzing trace with hash -804504111, now seen corresponding path program 4 times [2021-03-11 02:28:30,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:30,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118319107] [2021-03-11 02:28:30,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:30,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:30,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:30,443 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-11 02:28:30,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:30,445 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 02:28:30,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:30,449 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-11 02:28:30,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:30,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:30,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:30,460 INFO L142 QuantifierPusher]: treesize reduction 12, result has 81.0 percent of original size [2021-03-11 02:28:30,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-11 02:28:30,498 INFO L142 QuantifierPusher]: treesize reduction 12, result has 81.8 percent of original size [2021-03-11 02:28:30,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-11 02:28:30,522 INFO L142 QuantifierPusher]: treesize reduction 39, result has 51.2 percent of original size [2021-03-11 02:28:30,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-11 02:28:30,548 INFO L142 QuantifierPusher]: treesize reduction 2, result has 84.6 percent of original size [2021-03-11 02:28:30,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 02:28:30,558 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-03-11 02:28:30,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:28:30,565 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:30,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:30,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:30,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:30,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:30,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:30,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:30,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:30,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118319107] [2021-03-11 02:28:30,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:30,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-11 02:28:30,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097387897] [2021-03-11 02:28:30,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-11 02:28:30,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:30,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-11 02:28:30,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-03-11 02:28:30,612 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-03-11 02:28:30,613 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 162 transitions, 1374 flow. Second operand has 14 states, 14 states have (on average 70.57142857142857) internal successors, (988), 14 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:30,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:30,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-03-11 02:28:30,613 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:31,545 INFO L129 PetriNetUnfolder]: 421/1210 cut-off events. [2021-03-11 02:28:31,545 INFO L130 PetriNetUnfolder]: For 13357/13500 co-relation queries the response was YES. [2021-03-11 02:28:31,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5860 conditions, 1210 events. 421/1210 cut-off events. For 13357/13500 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 8600 event pairs, 13 based on Foata normal form. 47/1251 useless extension candidates. Maximal degree in co-relation 5751. Up to 299 conditions per place. [2021-03-11 02:28:31,553 INFO L132 encePairwiseOnDemand]: 86/100 looper letters, 99 selfloop transitions, 25 changer transitions 87/269 dead transitions. [2021-03-11 02:28:31,553 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 269 transitions, 3087 flow [2021-03-11 02:28:31,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-11 02:28:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-11 02:28:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1360 transitions. [2021-03-11 02:28:31,557 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7555555555555555 [2021-03-11 02:28:31,557 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1360 transitions. [2021-03-11 02:28:31,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1360 transitions. [2021-03-11 02:28:31,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:31,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1360 transitions. [2021-03-11 02:28:31,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 75.55555555555556) internal successors, (1360), 18 states have internal predecessors, (1360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:31,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 100.0) internal successors, (1900), 19 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:31,561 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 100.0) internal successors, (1900), 19 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:31,561 INFO L185 Difference]: Start difference. First operand has 159 places, 162 transitions, 1374 flow. Second operand 18 states and 1360 transitions. [2021-03-11 02:28:31,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 269 transitions, 3087 flow [2021-03-11 02:28:31,584 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 269 transitions, 2864 flow, removed 104 selfloop flow, removed 5 redundant places. [2021-03-11 02:28:31,587 INFO L241 Difference]: Finished difference. Result has 181 places, 156 transitions, 1265 flow [2021-03-11 02:28:31,587 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=1221, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1265, PETRI_PLACES=181, PETRI_TRANSITIONS=156} [2021-03-11 02:28:31,587 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 78 predicate places. [2021-03-11 02:28:31,588 INFO L480 AbstractCegarLoop]: Abstraction has has 181 places, 156 transitions, 1265 flow [2021-03-11 02:28:31,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 70.57142857142857) internal successors, (988), 14 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:31,588 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:31,588 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:31,588 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-11 02:28:31,589 INFO L428 AbstractCegarLoop]: === Iteration 14 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:31,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:31,589 INFO L82 PathProgramCache]: Analyzing trace with hash 670555890, now seen corresponding path program 1 times [2021-03-11 02:28:31,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:31,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708862680] [2021-03-11 02:28:31,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:31,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:31,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:31,671 INFO L142 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size [2021-03-11 02:28:31,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:31,683 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-03-11 02:28:31,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 02:28:31,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:31,700 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:31,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:31,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:31,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:31,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:31,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:31,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708862680] [2021-03-11 02:28:31,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:31,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-11 02:28:31,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987499906] [2021-03-11 02:28:31,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-11 02:28:31,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:31,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-11 02:28:31,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-11 02:28:31,729 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 100 [2021-03-11 02:28:31,730 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 156 transitions, 1265 flow. Second operand has 9 states, 9 states have (on average 78.88888888888889) internal successors, (710), 9 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:31,730 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:31,730 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 100 [2021-03-11 02:28:31,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:32,034 INFO L129 PetriNetUnfolder]: 123/546 cut-off events. [2021-03-11 02:28:32,034 INFO L130 PetriNetUnfolder]: For 6982/7428 co-relation queries the response was YES. [2021-03-11 02:28:32,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2808 conditions, 546 events. 123/546 cut-off events. For 6982/7428 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 3512 event pairs, 11 based on Foata normal form. 48/580 useless extension candidates. Maximal degree in co-relation 2693. Up to 183 conditions per place. [2021-03-11 02:28:32,038 INFO L132 encePairwiseOnDemand]: 90/100 looper letters, 55 selfloop transitions, 15 changer transitions 37/180 dead transitions. [2021-03-11 02:28:32,038 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 180 transitions, 1823 flow [2021-03-11 02:28:32,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 02:28:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-11 02:28:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 654 transitions. [2021-03-11 02:28:32,039 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8175 [2021-03-11 02:28:32,039 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 654 transitions. [2021-03-11 02:28:32,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 654 transitions. [2021-03-11 02:28:32,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:32,039 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 654 transitions. [2021-03-11 02:28:32,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 81.75) internal successors, (654), 8 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,041 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 100.0) internal successors, (900), 9 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,041 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 100.0) internal successors, (900), 9 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,041 INFO L185 Difference]: Start difference. First operand has 181 places, 156 transitions, 1265 flow. Second operand 8 states and 654 transitions. [2021-03-11 02:28:32,041 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 180 transitions, 1823 flow [2021-03-11 02:28:32,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 180 transitions, 1688 flow, removed 54 selfloop flow, removed 18 redundant places. [2021-03-11 02:28:32,057 INFO L241 Difference]: Finished difference. Result has 161 places, 143 transitions, 1081 flow [2021-03-11 02:28:32,057 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=1197, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1081, PETRI_PLACES=161, PETRI_TRANSITIONS=143} [2021-03-11 02:28:32,057 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 58 predicate places. [2021-03-11 02:28:32,057 INFO L480 AbstractCegarLoop]: Abstraction has has 161 places, 143 transitions, 1081 flow [2021-03-11 02:28:32,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 78.88888888888889) internal successors, (710), 9 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,057 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:32,057 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:32,057 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-11 02:28:32,057 INFO L428 AbstractCegarLoop]: === Iteration 15 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:32,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:32,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1024229318, now seen corresponding path program 2 times [2021-03-11 02:28:32,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:32,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276108943] [2021-03-11 02:28:32,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:32,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:32,175 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-03-11 02:28:32,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-11 02:28:32,187 INFO L142 QuantifierPusher]: treesize reduction 28, result has 56.9 percent of original size [2021-03-11 02:28:32,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-11 02:28:32,209 INFO L142 QuantifierPusher]: treesize reduction 11, result has 67.6 percent of original size [2021-03-11 02:28:32,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 02:28:32,223 INFO L142 QuantifierPusher]: treesize reduction 40, result has 68.0 percent of original size [2021-03-11 02:28:32,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-11 02:28:32,261 INFO L142 QuantifierPusher]: treesize reduction 17, result has 70.2 percent of original size [2021-03-11 02:28:32,262 INFO L147 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size 31 [2021-03-11 02:28:32,283 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:32,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:32,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:32,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:32,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:32,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:32,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276108943] [2021-03-11 02:28:32,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:32,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-11 02:28:32,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684970598] [2021-03-11 02:28:32,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-11 02:28:32,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:32,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-11 02:28:32,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-03-11 02:28:32,325 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 100 [2021-03-11 02:28:32,326 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 143 transitions, 1081 flow. Second operand has 12 states, 12 states have (on average 75.66666666666667) internal successors, (908), 12 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,326 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:32,326 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 100 [2021-03-11 02:28:32,326 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:32,820 INFO L129 PetriNetUnfolder]: 107/497 cut-off events. [2021-03-11 02:28:32,820 INFO L130 PetriNetUnfolder]: For 4853/5300 co-relation queries the response was YES. [2021-03-11 02:28:32,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2292 conditions, 497 events. 107/497 cut-off events. For 4853/5300 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 3087 event pairs, 6 based on Foata normal form. 27/513 useless extension candidates. Maximal degree in co-relation 2232. Up to 127 conditions per place. [2021-03-11 02:28:32,824 INFO L132 encePairwiseOnDemand]: 89/100 looper letters, 49 selfloop transitions, 29 changer transitions 19/166 dead transitions. [2021-03-11 02:28:32,824 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 166 transitions, 1553 flow [2021-03-11 02:28:32,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 02:28:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 02:28:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1012 transitions. [2021-03-11 02:28:32,825 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7784615384615384 [2021-03-11 02:28:32,825 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1012 transitions. [2021-03-11 02:28:32,825 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1012 transitions. [2021-03-11 02:28:32,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:32,826 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1012 transitions. [2021-03-11 02:28:32,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 77.84615384615384) internal successors, (1012), 13 states have internal predecessors, (1012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 100.0) internal successors, (1400), 14 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,828 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 100.0) internal successors, (1400), 14 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,828 INFO L185 Difference]: Start difference. First operand has 161 places, 143 transitions, 1081 flow. Second operand 13 states and 1012 transitions. [2021-03-11 02:28:32,828 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 166 transitions, 1553 flow [2021-03-11 02:28:32,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 166 transitions, 1487 flow, removed 15 selfloop flow, removed 8 redundant places. [2021-03-11 02:28:32,840 INFO L241 Difference]: Finished difference. Result has 167 places, 143 transitions, 1086 flow [2021-03-11 02:28:32,840 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=1025, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1086, PETRI_PLACES=167, PETRI_TRANSITIONS=143} [2021-03-11 02:28:32,840 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 64 predicate places. [2021-03-11 02:28:32,840 INFO L480 AbstractCegarLoop]: Abstraction has has 167 places, 143 transitions, 1086 flow [2021-03-11 02:28:32,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 75.66666666666667) internal successors, (908), 12 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:32,840 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:32,840 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:32,840 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-11 02:28:32,841 INFO L428 AbstractCegarLoop]: === Iteration 16 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:32,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:32,841 INFO L82 PathProgramCache]: Analyzing trace with hash -289453141, now seen corresponding path program 1 times [2021-03-11 02:28:32,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:32,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292992024] [2021-03-11 02:28:32,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:32,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:32,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:32,920 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-03-11 02:28:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 02:28:32,925 INFO L142 QuantifierPusher]: treesize reduction 29, result has 70.7 percent of original size [2021-03-11 02:28:32,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-11 02:28:32,957 INFO L142 QuantifierPusher]: treesize reduction 7, result has 79.4 percent of original size [2021-03-11 02:28:32,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 02:28:32,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:28:32,977 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:32,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:32,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:33,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:33,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:33,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292992024] [2021-03-11 02:28:33,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:33,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-11 02:28:33,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354119365] [2021-03-11 02:28:33,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 02:28:33,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:33,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 02:28:33,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-11 02:28:33,017 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 100 [2021-03-11 02:28:33,018 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 143 transitions, 1086 flow. Second operand has 10 states, 10 states have (on average 76.9) internal successors, (769), 10 states have internal predecessors, (769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,018 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:33,018 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 100 [2021-03-11 02:28:33,018 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:33,410 INFO L129 PetriNetUnfolder]: 100/470 cut-off events. [2021-03-11 02:28:33,410 INFO L130 PetriNetUnfolder]: For 5818/6195 co-relation queries the response was YES. [2021-03-11 02:28:33,412 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2384 conditions, 470 events. 100/470 cut-off events. For 5818/6195 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 2854 event pairs, 7 based on Foata normal form. 25/485 useless extension candidates. Maximal degree in co-relation 2283. Up to 111 conditions per place. [2021-03-11 02:28:33,414 INFO L132 encePairwiseOnDemand]: 91/100 looper letters, 40 selfloop transitions, 12 changer transitions 39/162 dead transitions. [2021-03-11 02:28:33,414 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 162 transitions, 1594 flow [2021-03-11 02:28:33,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 02:28:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 02:28:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 718 transitions. [2021-03-11 02:28:33,416 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7977777777777778 [2021-03-11 02:28:33,416 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 718 transitions. [2021-03-11 02:28:33,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 718 transitions. [2021-03-11 02:28:33,416 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:33,416 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 718 transitions. [2021-03-11 02:28:33,417 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 79.77777777777777) internal successors, (718), 9 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,418 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,418 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 100.0) internal successors, (1000), 10 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,419 INFO L185 Difference]: Start difference. First operand has 167 places, 143 transitions, 1086 flow. Second operand 9 states and 718 transitions. [2021-03-11 02:28:33,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 162 transitions, 1594 flow [2021-03-11 02:28:33,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 162 transitions, 1460 flow, removed 56 selfloop flow, removed 9 redundant places. [2021-03-11 02:28:33,433 INFO L241 Difference]: Finished difference. Result has 163 places, 120 transitions, 755 flow [2021-03-11 02:28:33,433 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=1004, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=755, PETRI_PLACES=163, PETRI_TRANSITIONS=120} [2021-03-11 02:28:33,434 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 60 predicate places. [2021-03-11 02:28:33,434 INFO L480 AbstractCegarLoop]: Abstraction has has 163 places, 120 transitions, 755 flow [2021-03-11 02:28:33,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 76.9) internal successors, (769), 10 states have internal predecessors, (769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,434 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:33,434 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:33,434 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-11 02:28:33,434 INFO L428 AbstractCegarLoop]: === Iteration 17 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:33,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:33,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1234167964, now seen corresponding path program 3 times [2021-03-11 02:28:33,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:33,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587711872] [2021-03-11 02:28:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:33,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:33,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:33,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:33,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:33,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:33,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 02:28:33,558 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-03-11 02:28:33,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-11 02:28:33,579 INFO L142 QuantifierPusher]: treesize reduction 45, result has 64.8 percent of original size [2021-03-11 02:28:33,580 INFO L147 QuantifierPusher]: treesize reduction 9, result has 89.2 percent of original size 74 [2021-03-11 02:28:33,625 INFO L142 QuantifierPusher]: treesize reduction 28, result has 41.7 percent of original size [2021-03-11 02:28:33,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-11 02:28:33,640 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-03-11 02:28:33,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:33,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:33,663 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:33,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:33,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:33,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:33,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:33,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587711872] [2021-03-11 02:28:33,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:33,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-03-11 02:28:33,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354070293] [2021-03-11 02:28:33,703 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-11 02:28:33,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:33,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-11 02:28:33,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-03-11 02:28:33,704 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 100 [2021-03-11 02:28:33,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 120 transitions, 755 flow. Second operand has 15 states, 15 states have (on average 73.46666666666667) internal successors, (1102), 15 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:33,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:33,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 100 [2021-03-11 02:28:33,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:34,054 INFO L129 PetriNetUnfolder]: 49/292 cut-off events. [2021-03-11 02:28:34,055 INFO L130 PetriNetUnfolder]: For 2490/2872 co-relation queries the response was YES. [2021-03-11 02:28:34,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1327 conditions, 292 events. 49/292 cut-off events. For 2490/2872 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1300 event pairs, 14 based on Foata normal form. 28/314 useless extension candidates. Maximal degree in co-relation 1235. Up to 60 conditions per place. [2021-03-11 02:28:34,056 INFO L132 encePairwiseOnDemand]: 89/100 looper letters, 26 selfloop transitions, 5 changer transitions 44/139 dead transitions. [2021-03-11 02:28:34,056 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 139 transitions, 1181 flow [2021-03-11 02:28:34,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-11 02:28:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-11 02:28:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 911 transitions. [2021-03-11 02:28:34,069 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7591666666666667 [2021-03-11 02:28:34,069 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 911 transitions. [2021-03-11 02:28:34,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 911 transitions. [2021-03-11 02:28:34,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:34,070 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 911 transitions. [2021-03-11 02:28:34,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 75.91666666666667) internal successors, (911), 12 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:34,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 100.0) internal successors, (1300), 13 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:34,074 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 100.0) internal successors, (1300), 13 states have internal predecessors, (1300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:34,074 INFO L185 Difference]: Start difference. First operand has 163 places, 120 transitions, 755 flow. Second operand 12 states and 911 transitions. [2021-03-11 02:28:34,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 139 transitions, 1181 flow [2021-03-11 02:28:34,080 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 139 transitions, 1081 flow, removed 24 selfloop flow, removed 16 redundant places. [2021-03-11 02:28:34,081 INFO L241 Difference]: Finished difference. Result has 156 places, 95 transitions, 421 flow [2021-03-11 02:28:34,082 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=679, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=421, PETRI_PLACES=156, PETRI_TRANSITIONS=95} [2021-03-11 02:28:34,082 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 53 predicate places. [2021-03-11 02:28:34,082 INFO L480 AbstractCegarLoop]: Abstraction has has 156 places, 95 transitions, 421 flow [2021-03-11 02:28:34,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 73.46666666666667) internal successors, (1102), 15 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:34,082 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 02:28:34,082 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 02:28:34,082 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-11 02:28:34,083 INFO L428 AbstractCegarLoop]: === Iteration 18 === [P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-11 02:28:34,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 02:28:34,083 INFO L82 PathProgramCache]: Analyzing trace with hash -326975386, now seen corresponding path program 4 times [2021-03-11 02:28:34,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 02:28:34,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089606464] [2021-03-11 02:28:34,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 02:28:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 02:28:34,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:34,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:34,171 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-03-11 02:28:34,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 02:28:34,173 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 02:28:34,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 02:28:34,178 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-11 02:28:34,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 02:28:34,184 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 02:28:34,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 02:28:34,193 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.1 percent of original size [2021-03-11 02:28:34,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-11 02:28:34,216 INFO L142 QuantifierPusher]: treesize reduction 12, result has 82.9 percent of original size [2021-03-11 02:28:34,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-11 02:28:34,243 INFO L142 QuantifierPusher]: treesize reduction 28, result has 64.6 percent of original size [2021-03-11 02:28:34,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-11 02:28:34,279 INFO L142 QuantifierPusher]: treesize reduction 28, result has 62.7 percent of original size [2021-03-11 02:28:34,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-11 02:28:34,314 INFO L142 QuantifierPusher]: treesize reduction 60, result has 55.6 percent of original size [2021-03-11 02:28:34,314 INFO L147 QuantifierPusher]: treesize reduction 8, result has 89.3 percent of original size 67 [2021-03-11 02:28:34,348 INFO L142 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size [2021-03-11 02:28:34,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 02:28:34,360 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-03-11 02:28:34,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 02:28:34,368 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-11 02:28:34,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 02:28:34,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:34,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:34,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:34,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 02:28:34,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 02:28:34,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 02:28:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 02:28:34,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089606464] [2021-03-11 02:28:34,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 02:28:34,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-03-11 02:28:34,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836315802] [2021-03-11 02:28:34,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-11 02:28:34,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 02:28:34,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-11 02:28:34,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-03-11 02:28:34,413 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 100 [2021-03-11 02:28:34,413 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 95 transitions, 421 flow. Second operand has 16 states, 16 states have (on average 69.5) internal successors, (1112), 16 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:34,413 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 02:28:34,413 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 100 [2021-03-11 02:28:34,414 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 02:28:35,404 INFO L129 PetriNetUnfolder]: 63/238 cut-off events. [2021-03-11 02:28:35,405 INFO L130 PetriNetUnfolder]: For 1649/1654 co-relation queries the response was YES. [2021-03-11 02:28:35,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1022 conditions, 238 events. 63/238 cut-off events. For 1649/1654 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 726 event pairs, 2 based on Foata normal form. 13/251 useless extension candidates. Maximal degree in co-relation 986. Up to 46 conditions per place. [2021-03-11 02:28:35,406 INFO L132 encePairwiseOnDemand]: 86/100 looper letters, 0 selfloop transitions, 0 changer transitions 137/137 dead transitions. [2021-03-11 02:28:35,406 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 137 transitions, 1083 flow [2021-03-11 02:28:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-11 02:28:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-03-11 02:28:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 1571 transitions. [2021-03-11 02:28:35,407 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7140909090909091 [2021-03-11 02:28:35,407 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 1571 transitions. [2021-03-11 02:28:35,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 1571 transitions. [2021-03-11 02:28:35,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 02:28:35,408 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 1571 transitions. [2021-03-11 02:28:35,410 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 71.4090909090909) internal successors, (1571), 22 states have internal predecessors, (1571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:35,411 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 100.0) internal successors, (2300), 23 states have internal predecessors, (2300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:35,411 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 100.0) internal successors, (2300), 23 states have internal predecessors, (2300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:35,412 INFO L185 Difference]: Start difference. First operand has 156 places, 95 transitions, 421 flow. Second operand 22 states and 1571 transitions. [2021-03-11 02:28:35,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 137 transitions, 1083 flow [2021-03-11 02:28:35,414 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 137 transitions, 900 flow, removed 71 selfloop flow, removed 19 redundant places. [2021-03-11 02:28:35,415 INFO L241 Difference]: Finished difference. Result has 141 places, 0 transitions, 0 flow [2021-03-11 02:28:35,415 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=100, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=0, PETRI_PLACES=141, PETRI_TRANSITIONS=0} [2021-03-11 02:28:35,415 INFO L335 CegarLoopForPetriNet]: 103 programPoint places, 38 predicate places. [2021-03-11 02:28:35,415 INFO L480 AbstractCegarLoop]: Abstraction has has 141 places, 0 transitions, 0 flow [2021-03-11 02:28:35,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 69.5) internal successors, (1112), 16 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 02:28:35,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-11 02:28:35,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 02:28:35 BasicIcfg [2021-03-11 02:28:35,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 02:28:35,419 INFO L168 Benchmark]: Toolchain (without parser) took 17086.16 ms. Allocated memory was 255.9 MB in the beginning and 828.4 MB in the end (delta: 572.5 MB). Free memory was 236.7 MB in the beginning and 632.0 MB in the end (delta: -395.3 MB). Peak memory consumption was 177.0 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.46 ms. Allocated memory was 255.9 MB in the beginning and 323.0 MB in the end (delta: 67.1 MB). Free memory was 236.0 MB in the beginning and 277.5 MB in the end (delta: -41.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.97 ms. Allocated memory is still 323.0 MB. Free memory was 277.5 MB in the beginning and 273.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: Boogie Preprocessor took 31.42 ms. Allocated memory is still 323.0 MB. Free memory was 273.3 MB in the beginning and 269.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: RCFGBuilder took 2924.40 ms. Allocated memory was 323.0 MB in the beginning and 388.0 MB in the end (delta: 65.0 MB). Free memory was 269.1 MB in the beginning and 321.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 190.3 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L168 Benchmark]: TraceAbstraction took 13584.83 ms. Allocated memory was 388.0 MB in the beginning and 828.4 MB in the end (delta: 440.4 MB). Free memory was 321.3 MB in the beginning and 632.0 MB in the end (delta: -310.7 MB). Peak memory consumption was 129.8 MB. Max. memory is 16.0 GB. [2021-03-11 02:28:35,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 476.46 ms. Allocated memory was 255.9 MB in the beginning and 323.0 MB in the end (delta: 67.1 MB). Free memory was 236.0 MB in the beginning and 277.5 MB in the end (delta: -41.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 62.97 ms. Allocated memory is still 323.0 MB. Free memory was 277.5 MB in the beginning and 273.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.42 ms. Allocated memory is still 323.0 MB. Free memory was 273.3 MB in the beginning and 269.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2924.40 ms. Allocated memory was 323.0 MB in the beginning and 388.0 MB in the end (delta: 65.0 MB). Free memory was 269.1 MB in the beginning and 321.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 190.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13584.83 ms. Allocated memory was 388.0 MB in the beginning and 828.4 MB in the end (delta: 440.4 MB). Free memory was 321.3 MB in the beginning and 632.0 MB in the end (delta: -310.7 MB). Peak memory consumption was 129.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 99 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 14.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 13441.4ms, OverallIterations: 18, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 8957.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 50.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 268 SDtfs, 821 SDslu, 1273 SDs, 0 SdLazy, 3257 SolverSat, 730 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3359.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 338 GetRequests, 38 SyntacticMatches, 4 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1143 ImplicationChecksByTransitivity, 4594.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1374occurred in iteration=12, InterpolantAutomatonStates: 235, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 60.6ms SsaConstructionTime, 904.9ms SatisfiabilityAnalysisTime, 3258.8ms InterpolantComputationTime, 1317 NumberOfCodeBlocks, 1317 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1299 ConstructedInterpolants, 0 QuantifiedInterpolants, 9845 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...